Home / 190,596.69-263,054.93-105,741.09

Finding the Fourth Proportional to 190,596.69, 263,054.93 and 105,741.09

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Solution

The fourth proportional to 190,596.69, 263,054.93 and 105,741.09 is: 145,940.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,596.69 : 263,054.93 = 105,741.09 : x
  2. Step 2: Convert to fraction form
    190,596.69/263,054.93 = 105,741.09/x
  3. Step 3: Cross multiply
    190,596.69x = 263,054.93 × 105,741.09
  4. Step 4: Simplify right side
    190,596.69x = 27,815,714,499.37
  5. Step 5: Solve for x
    x = 27,815,714,499.37/190,596.69
  6. Step 6: Final answer
    x = 145,940.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.